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KJ4DUO

Available2x3District 4

No competing applications on record.

License HolderStonecypher, Robert S

License ClassTechnician

Min. Class RequiredTechnician

LocationEastanollee, GA

Grant DateApr 29, 2008

Expiration DateApr 29, 2018

Cancellation DateApr 30, 2020

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KJ4DUO

Available2x3District 4

No competing applications on record.

License HolderStonecypher, Robert S

License ClassTechnician

Min. Class RequiredTechnician

LocationEastanollee, GA

Grant DateApr 29, 2008

Expiration DateApr 29, 2018

Cancellation DateApr 30, 2020

Available for ApplicationsApr 30, 2020

KJ4DUO is a 2x3 format amateur radio callsign. It is currently registered to Stonecypher, Robert S in Eastanollee, GA. There are currently no competing vanity applications or pending FCC filings on record for this callsign. Add it to your watchlist to receive an immediate alert if another operator files a vanity application.

CW & Voice Analysis

Morse Code

-.- .--- ....- -.. ..- ---

CW Weight: 43 units(Heavy (slower to send))

Voice Phonetics

Kilo Juliet Four Delta Uniform Oscar

Readability: 6.5/10(Good readability)

This callsign is available now

Requires Technician license or higher to apply for this callsign format (2x3).

License History

License ExpiredApr 30, 2020
System-Generated GrantApr 29, 2008
License IssuedApr 29, 2008

Vanity Application Activity

Competing applications filed with the FCC for this callsign.

No competing applications on record. Verify on the FCC ULS application search before filing.

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FCC data as of Jul 28, 2026

Is KJ4DUO Available? FCC Vanity Status & Watchlist